- 1.5 VIBRATION MODES & 5 HEAT LEVELS: Experience customized relief with this knee massager featuring 5 vibration modes and 5 heat levels (149℉/140℉/131℉/122℉/113℉). Equipped with 4 vibration motors, it delivers deep tissue massage for effective pain relief in the knee, elbow, and shoulder. - CORDLESS CONVENIENCE & LONG BATTERY LIFE: Enjoy the freedom of wireless operation with a powerful 5000mAh built-in battery and magnetic control panel. Simply charge the control panel using a Type-C cable, attach it to the brace, and use it anywhere—ideal for work, study, sleep, or chores. Suitable for both young and elderly users. - 3-IN-1 HEATED KNEE MASSAGER: This versatile heated massager wrap pad is designed for multiple uses. It includes large and small extension straps, ensuring a secure fit on the knee, elbow, arms, thighs, calves, and ankles, providing targeted warmth and relief where you need it most. - UPGRADED TOUCH CONTROLLER: The new digital display simplifies operation. A long press of the button turns the massager on/off. Secure it to your knee, elbow, or shoulder, then easily adjust vibration and temperature settings with a touch. The lock feature prevents accidental changes to your preferred settings. Use this knee massager for post-workout recovery, relieving arthritis pain, or soothing sore muscles after a long day. Experience enhanced comfort and mobility with this multifunctional device designed for your lifestyle.